Intshayelelo: Xa kuziwa kwimibhobho, ukufudumeza, kunye neenkqubo zokupholisa, imibhobho yobhedu isoloko ithandwa kakhulu ngenxa ye-thermal kunye ne-conductivity yombane, ukuxhatshazwa kwe-corrosion, amandla, i-ductility, kunye noluhlu olubanzi lokumelana nokushisa. Ukuthandana emva kweminyaka eyi-10,000, abantu ...
Funda ngokugqithisileyo